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prionPRIOn knowledge basePRION:CVE-2019-11049
HistoryDec 23, 2019 - 3:15 a.m.

Double free

2019-12-2303:15:00
PRIOn knowledge base
www.prio-n.com
8

9.3 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

71.7%

In PHP versions 7.3.x below 7.3.13 and 7.4.0 on Windows, when supplying custom headers to mail() function, due to mistake introduced in commit 78f4b4a2dcf92ddbccea1bb95f8390a18ac3342e, if the header is supplied in lowercase, this can result in double-freeing certain memory locations.

9.3 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

71.7%